show node statistics
Syntax
show node statistics protocol-name node-name
Description
Displays protocol statistics for nodes in the network. Protocol statistics help you monitor and troubleshoot your network.
Options
Table 1 lists the
protocol options that you can execute as part of the show node statistics
command to display specific statistics.
| Protocol | Description |
|---|---|
|
|
Shows ICMP statistics for the selected node. |
|
|
Shows ICMP message types for the selected node. |
|
|
Displays IPv4 statistics for the selected node. |
|
|
Shows detailed IPv4 statistics for the selected node. |
|
|
Displays TCP statistics for the selected node. |
|
|
Shows extended TCP statistics for the selected node. |
|
|
Displays UDP statistics for the selected node. |
|
|
Displays UDP Lite statistics for the selected node. |
Sample Output
- show node statistics ICMP
- show node statistics ICMPmsg
- show node statistics IP
- show node statistics IPext
- show node statistics TCP
- show node statistics TCPext
- show node statistics UDP
- show node statistics UDPLite
show node statistics ICMP
user@host> show node statistics icmp re0
-------------------------------
node: re0
-------------------------------
Icmp:
15 ICMP messages received
0 input ICMP message failed.
ICMP input histogram:
destination unreachable: 4
echo requests: 9
echo replies: 2
19 ICMP messages sent
0 ICMP messages failed
ICMP output histogram:
destination unreachable: 8
echo request: 2
echo replies: 9
show node statistics ICMPmsg
user@host> show node statistics icmpmsg re0
-------------------------------
node: re0
-------------------------------
IcmpMsg:
InType0: 2
InType3: 4
InType8: 9
OutType0: 9
OutType3: 8
OutType8: 2
show node statistics IP
user@host> show node statistics ip re0
-------------------------------
node: re0
-------------------------------
Ip:
16866054 total packets received
0 forwarded
0 incoming packets discarded
16349557 incoming packets delivered
16250537 requests sent out
9 dropped because of missing route
643 fragments dropped after timeout
25707155 reassemblies required
1379681 packets reassembled ok
55031 packet reassembles failed
show node statistics IPext
user@host> show node statistics ipext re0
-------------------------------
node: re0
-------------------------------
IpExt:
InNoRoutes: 188
InMcastPkts: 247566
OutMcastPkts: 130799
InBcastPkts: 114928
InOctets: 4566984898
OutOctets: 9703802978
InMcastOctets: 95373650
OutMcastOctets: 37490728
InBcastOctets: 33839476
InNoECTPkts: 17111859
show node statistics TCP
user@host> show node statistics tcp re0
-------------------------------
node: re0
-------------------------------
Tcp:
4165 active connections openings
3807 passive connection openings
182 failed connection attempts
1333 connection resets received
2201 connections established
16132952 segments received
17229523 segments send out
21228 segments retransmited
0 bad segments received.
1730 resets sent
show node statistics TCPext
user@host> show node statistics tcpext re0
-------------------------------
node: re0
-------------------------------
TcpExt:
50 resets received for embryonic SYN_RECV sockets
80 packets pruned from receive queue because of socket buffer overrun
1524 TCP sockets finished time wait in fast timer
2 packets rejects in established connections because of timestamp
473665 delayed acks sent
67 delayed acks further delayed because of locked socket
Quick ack mode was activated 3604 times
447222 packets directly queued to recvmsg prequeue.
386029 bytes directly in process context from backlog
1311470377 bytes directly received in process context from prequeue
4076007 packet headers predicted
445042 packets header predicted and directly queued to user
4530199 acknowledgments not containing data payload received
4987056 predicted acknowledgments
1535 times recovered from packet loss by selective acknowledgements
Detected reordering 23 times using FACK
Detected reordering 87 times using SACK
Detected reordering 60 times using time stamp
28 congestion windows fully recovered without slow start
59 congestion windows partially recovered using Hoe heuristic
456 congestion windows recovered without slow start by DSACK
9 congestion windows recovered without slow start after partial ack
TCPLostRetransmit: 33
47 timeouts after SACK recovery
6155 fast retransmits
36 forward retransmits
40 retransmits in slow start
72 other TCP timeouts
TCPLossProbes: 14928
TCPLossProbeRecovery: 792
3604 DSACKs sent for old packets
81 DSACKs sent for out of order packets
13590 DSACKs received
2 DSACKs for out of order packets received
78 connections reset due to unexpected data
14 connections reset due to early user close
59 connections aborted due to timeout
TCPDSACKIgnoredOld: 5
TCPDSACKIgnoredNoUndo: 8387
TCPSpuriousRTOs: 2
TCPSackShifted: 1437
TCPSackMerged: 4524
TCPSackShiftFallback: 36906
TCPRcvCoalesce: 150976
TCPOFOQueue: 36979
TCPOFOMerge: 81
TCPSpuriousRtxHostQueues: 193
TCPAutoCorking: 3400209
TCPWantZeroWindowAdv: 400
TCPSynRetrans: 3
TCPOrigDataSent: 9679629
TCPHystartTrainDetect: 186
TCPHystartTrainCwnd: 3979
TCPHystartDelayDetect: 2
TCPHystartDelayCwnd: 589
TCPWinProbe: 3
TCPKeepAlive: 4310999
show node statistics UDP
user@host> show node statistics udp re0
-------------------------------
node: re0
-------------------------------
Udp:
322005 packets received
8 packets to unknown port received.
0 packet receive errors
233256 packets sent
IgnoredMulti: 115962
show node statistics UDPLite
user@host> show node statistics udplite re0 ------------------------------- node: re0 ------------------------------- UdpLite:
Release Information
Command introduced in Junos OS Evolved Release 19.2R1.